Geodesy
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Fundamentals
Geodesy · Geodynamics
Geomatics · Cartography
Concepts
Datum · Distance · Geoid
Figure of the Earth
Geodetic system
Geog. coord. system
Hor. pos. representation
Map projection
Reference ellipsoid
Satellite geodesy
Spatial reference system
Technologies
GNSS · GPS · GLONASS
Standards
ED50 · ETRS89 · GRS 80
NAD83 · NAVD88 · SAD69
SRID · UTM · WGS84
History
History of geodesy
NAVD29

The South American Datum (SAD) is a regional geodesic system for South America.

SAD69

See SAD69 at pt.wikipedia.org